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Strangers in a Strange Land: The long journey of a sea lily

The larva emerged from the egg and began drifting in the gentle current. It was a bilaterally symmetrical body that recalled a small chordate, but it wasn't. The ciliated body allowed it to swim to some extent but within a few hours it settled to the sea floor and a remarkable change occurred. It began to develop an odd five-fold symmetry. That placed the organism in the lineage of the phylum echinodermata.
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Eel expedition 2014 has arrived in The Sargasso Sea

Academics / General Science : Science Daily (8 months ago)

The research vessel Dana is currently in the Sargasso Sea on an intensive research expedition to the European eel’s spawning grounds subsequently following the eel larvae’s drift back to Europe. The Sargasso Sea is a large oceanic a... Read Post

Jaws Did Not Dominate Early Oceans

Academics / General Science : 60-Second Science (3 years ago)

Deep in the Silurian seas, some 420 million years ago, a strange structure had just emerged in the bodies of many new vertebrates. Some fish began developing a defined upper and lower jaw that allowed them to devour large and hard-s... Read Post

Drifting fish larvae allow marine reserves to rebuild fisheries

Academics / General Science : Science Daily (4 years ago)

Marine ecologists have shown for the first time that tiny fish larvae can drift with ocean currents and "re-seed" fish stocks significant distances away -- more than 100 miles in a new study from Hawaii. Read Post

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